derealization de·re·al·i·za·tion (dē-rē'ə-lĭ-zā'shən)
n.
The feeling that things in one's surroundings are strange, unreal, or somehow altered, as seen in schizophrenia.
| an obscure term ostensibly referring to a lung disease caused by silica dust, sometimes cited as one of the longest words in the English language. |
| opposition to the withdrawal of state support or recognition from an established church, esp. the Anglican Church in 19th-century England. |